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| author | Diana Craciun <diana.craciun@nxp.com> | 2019-03-29 14:26:16 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-04-03 07:26:20 +0300 |
| commit | 43f40620d7a5a4fd6565219c5001296a75ed427e (patch) | |
| tree | 1797a190b670e51777a9a8fca7ad2345ccbb81d7 | |
| parent | a46a5038263989fff96e884c7cec2680c7a5fc6a (diff) | |
| download | linux-43f40620d7a5a4fd6565219c5001296a75ed427e.tar.xz | |
powerpc/fsl: Enable runtime patching if nospectre_v2 boot arg is used
commit 3bc8ea8603ae4c1e09aca8de229ad38b8091fcb3 upstream.
If the user choses not to use the mitigations, replace
the code sequence with nops.
Signed-off-by: Diana Craciun <diana.craciun@nxp.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | arch/powerpc/kernel/setup-common.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index 93fa0c99681e..508244bcf19c 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -973,6 +973,7 @@ void __init setup_arch(char **cmdline_p) ppc_md.setup_arch(); setup_barrier_nospec(); + setup_spectre_v2(); paging_init(); |